src/qtui/settingspages/networkssettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) version 3.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  19  ***************************************************************************/
  20
  21 #include <QHeaderView>
  22 #include <QMessageBox>
  23 #include <QTextCodec>
  24 #include <utility>
  25
  26 #include "networkssettingspage.h"
  27
  28 #include "client.h"
  29 #include "icon.h"
  30 #include "identity.h"
  31 #include "network.h"
  32 #include "presetnetworks.h"
  33 #include "settingspagedlg.h"
  34 #include "util.h"
  35
  36 // IRCv3 capabilities
  37 #include "irccap.h"
  38
  39 #include "settingspages/identitiessettingspage.h"
  40
  41 NetworksSettingsPage::NetworksSettingsPage(QWidget *parent)
  42     : SettingsPage(tr("IRC"), tr("Networks"), parent)
  43 {
  44     ui.setupUi(this);
  45
  46     // hide SASL options for older cores
  47     if (!Client::isCoreFeatureEnabled(Quassel::Feature::SaslAuthentication))
  48         ui.sasl->hide();
  49     if (!Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal))
  50         ui.saslExtInfo->hide();
  51 #ifndef HAVE_SSL
  52     ui.saslExtInfo->hide();
  53 #endif
  54
  55     // set up icons
  56     ui.renameNetwork->setIcon(icon::get("edit-rename"));
  57     ui.addNetwork->setIcon(icon::get("list-add"));
  58     ui.deleteNetwork->setIcon(icon::get("edit-delete"));
  59     ui.addServer->setIcon(icon::get("list-add"));
  60     ui.deleteServer->setIcon(icon::get("edit-delete"));
  61     ui.editServer->setIcon(icon::get("configure"));
  62     ui.upServer->setIcon(icon::get("go-up"));
  63     ui.downServer->setIcon(icon::get("go-down"));
  64     ui.editIdentities->setIcon(icon::get("configure"));
  65
  66     _ignoreWidgetChanges = false;
  67
  68     connectedIcon = icon::get("network-connect");
  69     connectingIcon = icon::get("network-wired"); // FIXME network-connecting
  70     disconnectedIcon = icon::get("network-disconnect");
  71
  72     // Status icons
  73     infoIcon = icon::get("dialog-information");
  74     warningIcon = icon::get("dialog-warning");
  75
  76     foreach(int mib, QTextCodec::availableMibs()) {
  77         QByteArray codec = QTextCodec::codecForMib(mib)->name();
  78         ui.sendEncoding->addItem(codec);
  79         ui.recvEncoding->addItem(codec);
  80         ui.serverEncoding->addItem(codec);
  81     }
  82     ui.sendEncoding->model()->sort(0);
  83     ui.recvEncoding->model()->sort(0);
  84     ui.serverEncoding->model()->sort(0);
  85     currentId = 0;
  86     setEnabled(Client::isConnected()); // need a core connection!
  87     setWidgetStates();
  88     connect(Client::instance(), &Client::coreConnectionStateChanged, this, &NetworksSettingsPage::coreConnectionStateChanged);
  89     connect(Client::instance(), &Client::networkCreated, this, &NetworksSettingsPage::clientNetworkAdded);
  90     connect(Client::instance(), &Client::networkRemoved, this, &NetworksSettingsPage::clientNetworkRemoved);
  91     connect(Client::instance(), &Client::identityCreated, this, &NetworksSettingsPage::clientIdentityAdded);
  92     connect(Client::instance(), &Client::identityRemoved, this, &NetworksSettingsPage::clientIdentityRemoved);
  93
  94     connect(ui.identityList, selectOverload<int>(&QComboBox::currentIndexChanged), this, &NetworksSettingsPage::widgetHasChanged);
  95     //connect(ui.randomServer, &QAbstractButton::clicked, this, &NetworksSettingsPage::widgetHasChanged);
  96     connect(ui.performEdit, &QTextEdit::textChanged, this, &NetworksSettingsPage::widgetHasChanged);
  97     connect(ui.sasl, &QGroupBox::clicked, this, &NetworksSettingsPage::widgetHasChanged);
  98     connect(ui.saslAccount, &QLineEdit::textEdited, this, &NetworksSettingsPage::widgetHasChanged);
  99     connect(ui.saslPassword, &QLineEdit::textEdited, this, &NetworksSettingsPage::widgetHasChanged);
 100     connect(ui.autoIdentify, &QGroupBox::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 101     connect(ui.autoIdentifyService, &QLineEdit::textEdited, this, &NetworksSettingsPage::widgetHasChanged);
 102     connect(ui.autoIdentifyPassword, &QLineEdit::textEdited, this, &NetworksSettingsPage::widgetHasChanged);
 103     connect(ui.useCustomEncodings, &QGroupBox::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 104     connect(ui.sendEncoding, selectOverload<int>(&QComboBox::currentIndexChanged), this, &NetworksSettingsPage::widgetHasChanged);
 105     connect(ui.recvEncoding, selectOverload<int>(&QComboBox::currentIndexChanged), this, &NetworksSettingsPage::widgetHasChanged);
 106     connect(ui.serverEncoding, selectOverload<int>(&QComboBox::currentIndexChanged), this, &NetworksSettingsPage::widgetHasChanged);
 107     connect(ui.autoReconnect, &QGroupBox::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 108     connect(ui.reconnectInterval, selectOverload<int>(&QSpinBox::valueChanged), this, &NetworksSettingsPage::widgetHasChanged);
 109     connect(ui.reconnectRetries, selectOverload<int>(&QSpinBox::valueChanged), this, &NetworksSettingsPage::widgetHasChanged);
 110     connect(ui.unlimitedRetries, &QAbstractButton::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 111     connect(ui.rejoinOnReconnect, &QAbstractButton::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 112
 113     // Core features can change during a reconnect.  Always connect these here, delaying testing for
 114     // the core feature flag in load().
 115     connect(ui.useCustomMessageRate, &QGroupBox::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 116     connect(ui.messageRateBurstSize, selectOverload<int>(&QSpinBox::valueChanged), this, &NetworksSettingsPage::widgetHasChanged);
 117     connect(ui.messageRateDelay, selectOverload<double>(&QDoubleSpinBox::valueChanged), this, &NetworksSettingsPage::widgetHasChanged);
 118     connect(ui.unlimitedMessageRate, &QAbstractButton::clicked, this, &NetworksSettingsPage::widgetHasChanged);
 119
 120     foreach(IdentityId id, Client::identityIds()) {
 121         clientIdentityAdded(id);
 122     }
 123 }
 124
 125
 126 void NetworksSettingsPage::save()
 127 {
 128     setEnabled(false);
 129     if (currentId != 0) saveToNetworkInfo(networkInfos[currentId]);
 130
 131     QList<NetworkInfo> toCreate, toUpdate;
 132     QList<NetworkId> toRemove;
 133     QHash<NetworkId, NetworkInfo>::iterator i = networkInfos.begin();
 134     while (i != networkInfos.end()) {
 135         NetworkId id = (*i).networkId;
 136         if (id < 0) {
 137             toCreate.append(*i);
 138             //if(id == currentId) currentId = 0;
 139             //QList<QListWidgetItem *> items = ui.networkList->findItems((*i).networkName, Qt::MatchExactly);
 140             //if(items.count()) {
 141             //  Q_ASSERT(items[0]->data(Qt::UserRole).value<NetworkId>() == id);
 142             //  delete items[0];
 143             //}
 144             //i = networkInfos.erase(i);
 145             ++i;
 146         }
 147         else {
 148             if ((*i) != Client::network((*i).networkId)->networkInfo()) {
 149                 toUpdate.append(*i);
 150             }
 151             ++i;
 152         }
 153     }
 154     foreach(NetworkId id, Client::networkIds()) {
 155         if (!networkInfos.contains(id)) toRemove.append(id);
 156     }
 157     SaveNetworksDlg dlg(toCreate, toUpdate, toRemove, this);
 158     int ret = dlg.exec();
 159     if (ret == QDialog::Rejected) {
 160         // canceled -> reload everything to be safe
 161         load();
 162     }
 163     setChangedState(false);
 164     setEnabled(true);
 165 }
 166
 167
 168 void NetworksSettingsPage::load()
 169 {
 170     reset();
 171
 172     // Handle UI dependent on core feature flags here
 173     if (Client::isCoreFeatureEnabled(Quassel::Feature::CustomRateLimits)) {
 174         // Custom rate limiting supported, allow toggling
 175         ui.useCustomMessageRate->setEnabled(true);
 176         // Reset tooltip to default.
 177         ui.useCustomMessageRate->setToolTip(QString("%1").arg(
 178                                           tr("<p>Override default message rate limiting.</p>"
 179                                              "<p><b>Setting limits too low may get you disconnected"
 180                                              " from the server!</b></p>")));
 181         // If changed, update the message below!
 182     } else {
 183         // Custom rate limiting not supported, disallow toggling
 184         ui.useCustomMessageRate->setEnabled(false);
 185         // Split up the message to allow re-using translations:
 186         // [Original tool-tip]
 187         // [Bold 'does not support feature' message]
 188         // [Specific version needed and feature details]
 189         ui.useCustomMessageRate->setToolTip(QString("%1<br/><b>%2</b><br/>%3").arg(
 190                                           tr("<p>Override default message rate limiting.</p>"
 191                                              "<p><b>Setting limits too low may get you disconnected"
 192                                              " from the server!</b></p>"),
 193                                           tr("Your Quassel core does not support this feature"),
 194                                           tr("You need a Quassel core v0.13.0 or newer in order to "
 195                                           "modify message rate limits.")));
 196     }
 197
 198 #ifdef HAVE_SSL
 199     // Hide the SASL EXTERNAL notice until a network's shown.  Stops it from showing while loading
 200     // backlog from the core.
 201     sslUpdated();
 202 #endif
 203
 204     // Reset network capability status in case no valid networks get selected (a rare situation)
 205     resetNetworkCapStates();
 206
 207     foreach(NetworkId netid, Client::networkIds()) {
 208         clientNetworkAdded(netid);
 209     }
 210     ui.networkList->setCurrentRow(0);
 211
 212     setChangedState(false);
 213 }
 214
 215
 216 void NetworksSettingsPage::reset()
 217 {
 218     currentId = 0;
 219     ui.networkList->clear();
 220     networkInfos.clear();
 221 }
 222
 223
 224 bool NetworksSettingsPage::aboutToSave()
 225 {
 226     if (currentId != 0) saveToNetworkInfo(networkInfos[currentId]);
 227     QList<int> errors;
 228     foreach(NetworkInfo info, networkInfos.values()) {
 229         if (!info.serverList.count()) errors.append(1);
 230     }
 231     if (!errors.count()) return true;
 232     QString error(tr("<b>The following problems need to be corrected before your changes can be applied:</b><ul>"));
 233     if (errors.contains(1)) error += tr("<li>All networks need at least one server defined</li>");
 234     error += tr("</ul>");
 235     QMessageBox::warning(this, tr("Invalid Network Settings"), error);
 236     return false;
 237 }
 238
 239
 240 void NetworksSettingsPage::widgetHasChanged()
 241 {
 242     if (_ignoreWidgetChanges) return;
 243     bool changed = testHasChanged();
 244     if (changed != hasChanged()) setChangedState(changed);
 245 }
 246
 247
 248 bool NetworksSettingsPage::testHasChanged()
 249 {
 250     if (currentId != 0) {
 251         saveToNetworkInfo(networkInfos[currentId]);
 252     }
 253     if (Client::networkIds().count() != networkInfos.count()) return true;
 254     foreach(NetworkId id, networkInfos.keys()) {
 255         if (id < 0) return true;
 256         if (Client::network(id)->networkInfo() != networkInfos[id]) return true;
 257     }
 258     return false;
 259 }
 260
 261
 262 void NetworksSettingsPage::setWidgetStates()
 263 {
 264     // network list
 265     if (ui.networkList->selectedItems().count()) {
 266         ui.detailsBox->setEnabled(true);
 267         ui.renameNetwork->setEnabled(true);
 268         ui.deleteNetwork->setEnabled(true);
 269
 270         /* button disabled for now
 271         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 272         const Network *net = id > 0 ? Client::network(id) : 0;
 273         ui.connectNow->setEnabled(net);
 274         //    && (Client::network(id)->connectionState() == Network::Initialized
 275         //    || Client::network(id)->connectionState() == Network::Disconnected));
 276         if(net) {
 277           if(net->connectionState() == Network::Disconnected) {
 278             ui.connectNow->setIcon(connectedIcon);
 279             ui.connectNow->setText(tr("Connect"));
 280           } else {
 281             ui.connectNow->setIcon(disconnectedIcon);
 282             ui.connectNow->setText(tr("Disconnect"));
 283           }
 284         } else {
 285           ui.connectNow->setIcon(QIcon());
 286           ui.connectNow->setText(tr("Apply first!"));
 287         } */
 288     }
 289     else {
 290         ui.renameNetwork->setEnabled(false);
 291         ui.deleteNetwork->setEnabled(false);
 292         //ui.connectNow->setEnabled(false);
 293         ui.detailsBox->setEnabled(false);
 294     }
 295     // network details
 296     if (ui.serverList->selectedItems().count()) {
 297         ui.editServer->setEnabled(true);
 298         ui.deleteServer->setEnabled(true);
 299         ui.upServer->setEnabled(ui.serverList->currentRow() > 0);
 300         ui.downServer->setEnabled(ui.serverList->currentRow() < ui.serverList->count() - 1);
 301     }
 302     else {
 303         ui.editServer->setEnabled(false);
 304         ui.deleteServer->setEnabled(false);
 305         ui.upServer->setEnabled(false);
 306         ui.downServer->setEnabled(false);
 307     }
 308 }
 309
 310
 311 void NetworksSettingsPage::setItemState(NetworkId id, QListWidgetItem *item)
 312 {
 313     if (!item && !(item = networkItem(id))) return;
 314     const Network *net = Client::network(id);
 315     if (!net || net->isInitialized()) item->setFlags(item->flags() | Qt::ItemIsEnabled);
 316     else item->setFlags(item->flags() & ~Qt::ItemIsEnabled);
 317     if (net && net->connectionState() == Network::Initialized) {
 318         item->setIcon(connectedIcon);
 319     }
 320     else if (net && net->connectionState() != Network::Disconnected) {
 321         item->setIcon(connectingIcon);
 322     }
 323     else {
 324         item->setIcon(disconnectedIcon);
 325     }
 326     if (net) {
 327         bool select = false;
 328         // check if we already have another net of this name in the list, and replace it
 329         QList<QListWidgetItem *> items = ui.networkList->findItems(net->networkName(), Qt::MatchExactly);
 330         if (items.count()) {
 331             foreach(QListWidgetItem *i, items) {
 332                 NetworkId oldid = i->data(Qt::UserRole).value<NetworkId>();
 333                 if (oldid > 0) continue;  // only locally created nets should be replaced
 334                 if (oldid == currentId) {
 335                     select = true;
 336                     currentId = 0;
 337                     ui.networkList->clearSelection();
 338                 }
 339                 int row = ui.networkList->row(i);
 340                 if (row >= 0) {
 341                     QListWidgetItem *olditem = ui.networkList->takeItem(row);
 342                     Q_ASSERT(olditem);
 343                     delete olditem;
 344                 }
 345                 networkInfos.remove(oldid);
 346                 break;
 347             }
 348         }
 349         item->setText(net->networkName());
 350         if (select) item->setSelected(true);
 351     }
 352 }
 353
 354
 355 void NetworksSettingsPage::resetNetworkCapStates()
 356 {
 357     // Set the status to a blank (invalid) network ID, reseting all UI
 358     setNetworkCapStates(NetworkId());
 359 }
 360
 361
 362 void NetworksSettingsPage::setNetworkCapStates(NetworkId id)
 363 {
 364     const Network *net = Client::network(id);
 365     if (net && Client::isCoreFeatureEnabled(Quassel::Feature::CapNegotiation)) {
 366         // Capability negotiation is supported, network exists.
 367         // Check if the network is connected.  Don't use net->isConnected() as that won't be true
 368         // during capability negotiation when capabilities are added and removed.
 369         if (net->connectionState() != Network::Disconnected) {
 370             // Network exists and is connected, check available capabilities...
 371             // [SASL]
 372             if (net->saslMaybeSupports(IrcCap::SaslMech::PLAIN)) {
 373                 setSASLStatus(CapSupportStatus::MaybeSupported);
 374             } else {
 375                 setSASLStatus(CapSupportStatus::MaybeUnsupported);
 376             }
 377
 378             // Add additional capability-dependent interface updates here
 379         } else {
 380             // Network is disconnected
 381             // [SASL]
 382             setSASLStatus(CapSupportStatus::Disconnected);
 383
 384             // Add additional capability-dependent interface updates here
 385         }
 386     } else {
 387         // Capability negotiation is not supported and/or network doesn't exist.
 388         // Don't assume anything and reset all capability-dependent interface elements to neutral.
 389         // [SASL]
 390         setSASLStatus(CapSupportStatus::Unknown);
 391
 392         // Add additional capability-dependent interface updates here
 393     }
 394 }
 395
 396
 397 void NetworksSettingsPage::coreConnectionStateChanged(bool state)
 398 {
 399     this->setEnabled(state);
 400     if (state) {
 401         load();
 402     }
 403     else {
 404         // reset
 405         //currentId = 0;
 406     }
 407 }
 408
 409
 410 void NetworksSettingsPage::clientIdentityAdded(IdentityId id)
 411 {
 412     const Identity *identity = Client::identity(id);
 413     connect(identity, &SyncableObject::updatedRemotely, this, &NetworksSettingsPage::clientIdentityUpdated);
 414
 415     QString name = identity->identityName();
 416     for (int j = 0; j < ui.identityList->count(); j++) {
 417         if ((j > 0 || ui.identityList->itemData(0).toInt() != 1) && name.localeAwareCompare(ui.identityList->itemText(j)) < 0) {
 418             ui.identityList->insertItem(j, name, id.toInt());
 419             widgetHasChanged();
 420             return;
 421         }
 422     }
 423     // append
 424     ui.identityList->insertItem(ui.identityList->count(), name, id.toInt());
 425     widgetHasChanged();
 426 }
 427
 428
 429 void NetworksSettingsPage::clientIdentityUpdated()
 430 {
 431     const auto *identity = qobject_cast<const Identity *>(sender());
 432     if (!identity) {
 433         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 434         return;
 435     }
 436     int row = ui.identityList->findData(identity->id().toInt());
 437     if (row < 0) {
 438         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 439         return;
 440     }
 441     if (ui.identityList->itemText(row) != identity->identityName()) {
 442         ui.identityList->setItemText(row, identity->identityName());
 443     }
 444 }
 445
 446
 447 void NetworksSettingsPage::clientIdentityRemoved(IdentityId id)
 448 {
 449     IdentityId defaultId = defaultIdentity();
 450     if (currentId != 0) saveToNetworkInfo(networkInfos[currentId]);
 451     foreach(NetworkInfo info, networkInfos.values()) {
 452         if (info.identity == id) {
 453             if (info.networkId == currentId)
 454                 ui.identityList->setCurrentIndex(0);
 455             info.identity = defaultId;
 456             networkInfos[info.networkId] = info;
 457             if (info.networkId > 0) Client::updateNetwork(info);
 458         }
 459     }
 460     ui.identityList->removeItem(ui.identityList->findData(id.toInt()));
 461     widgetHasChanged();
 462 }
 463
 464
 465 QListWidgetItem *NetworksSettingsPage::networkItem(NetworkId id) const
 466 {
 467     for (int i = 0; i < ui.networkList->count(); i++) {
 468         QListWidgetItem *item = ui.networkList->item(i);
 469         if (item->data(Qt::UserRole).value<NetworkId>() == id) return item;
 470     }
 471     return nullptr;
 472 }
 473
 474
 475 void NetworksSettingsPage::clientNetworkAdded(NetworkId id)
 476 {
 477     insertNetwork(id);
 478     //connect(Client::network(id), &Network::updatedRemotely, this, &NetworksSettingsPage::clientNetworkUpdated);
 479     connect(Client::network(id), &Network::configChanged, this, &NetworksSettingsPage::clientNetworkUpdated);
 480
 481     connect(Client::network(id), &Network::connectionStateSet, this, &NetworksSettingsPage::networkConnectionStateChanged);
 482     connect(Client::network(id), &Network::connectionError, this, &NetworksSettingsPage::networkConnectionError);
 483
 484     // Handle capability changes in case a server dis/connects with the settings window open.
 485     connect(Client::network(id), &Network::capAdded, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 486     connect(Client::network(id), &Network::capRemoved, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 487 }
 488
 489
 490 void NetworksSettingsPage::clientNetworkUpdated()
 491 {
 492     const auto *net = qobject_cast<const Network *>(sender());
 493     if (!net) {
 494         qWarning() << "Update request for unknown network received!";
 495         return;
 496     }
 497     networkInfos[net->networkId()] = net->networkInfo();
 498     setItemState(net->networkId());
 499     if (net->networkId() == currentId) displayNetwork(net->networkId());
 500     setWidgetStates();
 501     widgetHasChanged();
 502 }
 503
 504
 505 void NetworksSettingsPage::clientNetworkRemoved(NetworkId id)
 506 {
 507     if (!networkInfos.contains(id)) return;
 508     if (id == currentId) displayNetwork(0);
 509     NetworkInfo info = networkInfos.take(id);
 510     QList<QListWidgetItem *> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 511     foreach(QListWidgetItem *item, items) {
 512         if (item->data(Qt::UserRole).value<NetworkId>() == id)
 513             delete ui.networkList->takeItem(ui.networkList->row(item));
 514     }
 515     setWidgetStates();
 516     widgetHasChanged();
 517 }
 518
 519
 520 void NetworksSettingsPage::networkConnectionStateChanged(Network::ConnectionState state)
 521 {
 522     Q_UNUSED(state);
 523     const auto *net = qobject_cast<const Network *>(sender());
 524     if (!net) return;
 525     /*
 526     if(net->networkId() == currentId) {
 527       ui.connectNow->setEnabled(state == Network::Initialized || state == Network::Disconnected);
 528     }
 529     */
 530     setItemState(net->networkId());
 531     if (net->networkId() == currentId) {
 532         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 533         // changed.
 534         setNetworkCapStates(currentId);
 535     }
 536     setWidgetStates();
 537 }
 538
 539
 540 void NetworksSettingsPage::networkConnectionError(const QString &)
 541 {
 542 }
 543
 544
 545 QListWidgetItem *NetworksSettingsPage::insertNetwork(NetworkId id)
 546 {
 547     NetworkInfo info = Client::network(id)->networkInfo();
 548     networkInfos[id] = info;
 549     return insertNetwork(info);
 550 }
 551
 552
 553 QListWidgetItem *NetworksSettingsPage::insertNetwork(const NetworkInfo &info)
 554 {
 555     QListWidgetItem *item = nullptr;
 556     QList<QListWidgetItem *> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 557     if (!items.count()) item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 558     else {
 559         // we overwrite an existing net if it a) has the same name and b) has a negative ID meaning we created it locally before
 560         // -> then we can be sure that this is the core-side replacement for the net we created
 561         foreach(QListWidgetItem *i, items) {
 562             NetworkId id = i->data(Qt::UserRole).value<NetworkId>();
 563             if (id < 0) { item = i; break; }
 564         }
 565         if (!item) item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 566     }
 567     item->setData(Qt::UserRole, QVariant::fromValue<NetworkId>(info.networkId));
 568     setItemState(info.networkId, item);
 569     widgetHasChanged();
 570     return item;
 571 }
 572
 573
 574 // Called when selecting 'Configure' from the buffer list
 575 void NetworksSettingsPage::bufferList_Open(NetworkId netId)
 576 {
 577     QListWidgetItem *item = networkItem(netId);
 578     ui.networkList->setCurrentItem(item, QItemSelectionModel::SelectCurrent);
 579 }
 580
 581
 582 void NetworksSettingsPage::displayNetwork(NetworkId id)
 583 {
 584     _ignoreWidgetChanges = true;
 585     if (id != 0) {
 586         NetworkInfo info = networkInfos[id];
 587
 588 #ifdef HAVE_SSL
 589         // this is only needed when the core supports SASL EXTERNAL
 590         if (Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal)) {
 591             if (_cid) {
 592                 disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 593                 delete _cid;
 594             }
 595             _cid = new CertIdentity(*Client::identity(info.identity), this);
 596             _cid->enableEditSsl(true);
 597             connect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 598         }
 599 #endif
 600
 601         ui.identityList->setCurrentIndex(ui.identityList->findData(info.identity.toInt()));
 602         ui.serverList->clear();
 603         foreach(Network::Server server, info.serverList) {
 604             QListWidgetItem *item = new QListWidgetItem(QString("%1:%2").arg(server.host).arg(server.port));
 605             if (server.useSsl)
 606                 item->setIcon(icon::get("document-encrypt"));
 607             ui.serverList->addItem(item);
 608         }
 609         //setItemState(id);
 610         //ui.randomServer->setChecked(info.useRandomServer);
 611         // Update the capability-dependent UI in case capabilities have changed.
 612         setNetworkCapStates(id);
 613         ui.performEdit->setPlainText(info.perform.join("\n"));
 614         ui.autoIdentify->setChecked(info.useAutoIdentify);
 615         ui.autoIdentifyService->setText(info.autoIdentifyService);
 616         ui.autoIdentifyPassword->setText(info.autoIdentifyPassword);
 617         ui.sasl->setChecked(info.useSasl);
 618         ui.saslAccount->setText(info.saslAccount);
 619         ui.saslPassword->setText(info.saslPassword);
 620         if (info.codecForEncoding.isEmpty()) {
 621             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(Network::defaultCodecForEncoding()));
 622             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(Network::defaultCodecForDecoding()));
 623             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(Network::defaultCodecForServer()));
 624             ui.useCustomEncodings->setChecked(false);
 625         }
 626         else {
 627             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(info.codecForEncoding));
 628             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(info.codecForDecoding));
 629             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(info.codecForServer));
 630             ui.useCustomEncodings->setChecked(true);
 631         }
 632         ui.autoReconnect->setChecked(info.useAutoReconnect);
 633         ui.reconnectInterval->setValue(info.autoReconnectInterval);
 634         ui.reconnectRetries->setValue(info.autoReconnectRetries);
 635         ui.unlimitedRetries->setChecked(info.unlimitedReconnectRetries);
 636         ui.rejoinOnReconnect->setChecked(info.rejoinChannels);
 637         // Custom rate limiting
 638         ui.unlimitedMessageRate->setChecked(info.unlimitedMessageRate);
 639         // Set 'ui.useCustomMessageRate' after 'ui.unlimitedMessageRate' so if the latter is
 640         // disabled, 'ui.messageRateDelayFrame' will remain disabled.
 641         ui.useCustomMessageRate->setChecked(info.useCustomMessageRate);
 642         ui.messageRateBurstSize->setValue(info.messageRateBurstSize);
 643         // Convert milliseconds (integer) into seconds (double)
 644         ui.messageRateDelay->setValue(info.messageRateDelay / 1000.0f);
 645     }
 646     else {
 647         // just clear widgets
 648 #ifdef HAVE_SSL
 649         if (_cid) {
 650             disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 651             delete _cid;
 652         }
 653 #endif
 654         ui.identityList->setCurrentIndex(-1);
 655         ui.serverList->clear();
 656         ui.performEdit->clear();
 657         ui.autoIdentifyService->clear();
 658         ui.autoIdentifyPassword->clear();
 659         ui.saslAccount->clear();
 660         ui.saslPassword->clear();
 661         setWidgetStates();
 662     }
 663     _ignoreWidgetChanges = false;
 664     currentId = id;
 665 }
 666
 667
 668 void NetworksSettingsPage::saveToNetworkInfo(NetworkInfo &info)
 669 {
 670     info.identity = ui.identityList->itemData(ui.identityList->currentIndex()).toInt();
 671     //info.useRandomServer = ui.randomServer->isChecked();
 672     info.perform = ui.performEdit->toPlainText().split("\n");
 673     info.useAutoIdentify = ui.autoIdentify->isChecked();
 674     info.autoIdentifyService = ui.autoIdentifyService->text();
 675     info.autoIdentifyPassword = ui.autoIdentifyPassword->text();
 676     info.useSasl = ui.sasl->isChecked();
 677     info.saslAccount = ui.saslAccount->text();
 678     info.saslPassword = ui.saslPassword->text();
 679     if (!ui.useCustomEncodings->isChecked()) {
 680         info.codecForEncoding.clear();
 681         info.codecForDecoding.clear();
 682         info.codecForServer.clear();
 683     }
 684     else {
 685         info.codecForEncoding = ui.sendEncoding->currentText().toLatin1();
 686         info.codecForDecoding = ui.recvEncoding->currentText().toLatin1();
 687         info.codecForServer = ui.serverEncoding->currentText().toLatin1();
 688     }
 689     info.useAutoReconnect = ui.autoReconnect->isChecked();
 690     info.autoReconnectInterval = ui.reconnectInterval->value();
 691     info.autoReconnectRetries = ui.reconnectRetries->value();
 692     info.unlimitedReconnectRetries = ui.unlimitedRetries->isChecked();
 693     info.rejoinChannels = ui.rejoinOnReconnect->isChecked();
 694     // Custom rate limiting
 695     info.useCustomMessageRate = ui.useCustomMessageRate->isChecked();
 696     info.messageRateBurstSize = ui.messageRateBurstSize->value();
 697     // Convert seconds (double) into milliseconds (integer)
 698     info.messageRateDelay = static_cast<quint32>((ui.messageRateDelay->value() * 1000));
 699     info.unlimitedMessageRate = ui.unlimitedMessageRate->isChecked();
 700 }
 701
 702
 703 void NetworksSettingsPage::clientNetworkCapsUpdated()
 704 {
 705     // Grab the updated network
 706     const auto *net = qobject_cast<const Network *>(sender());
 707     if (!net) {
 708         qWarning() << "Update request for unknown network received!";
 709         return;
 710     }
 711     if (net->networkId() == currentId) {
 712         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 713         // changed.
 714         setNetworkCapStates(currentId);
 715     }
 716 }
 717
 718
 719 void NetworksSettingsPage::setSASLStatus(const CapSupportStatus saslStatus)
 720 {
 721     if (_saslStatusSelected != saslStatus) {
 722         // Update the cached copy of SASL status used with the Details dialog
 723         _saslStatusSelected = saslStatus;
 724
 725         // Update the user interface
 726         switch (saslStatus) {
 727             case CapSupportStatus::Unknown:
 728                 // There's no capability negotiation or network doesn't exist.  Don't assume
 729                 // anything.
 730                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(
 731                                             tr("Could not check if supported by network")));
 732                 ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 733                 break;
 734             case CapSupportStatus::Disconnected:
 735                 // Disconnected from network, no way to check.
 736                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(
 737                                                 tr("Cannot check if supported when disconnected")));
 738                 ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 739                 break;
 740             case CapSupportStatus::MaybeUnsupported:
 741                 // The network doesn't advertise support for SASL PLAIN.  Here be dragons.
 742                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(
 743                                                 tr("Not currently supported by network")));
 744                 ui.saslStatusIcon->setPixmap(warningIcon.pixmap(16));
 745                 break;
 746             case CapSupportStatus::MaybeSupported:
 747                 // The network advertises support for SASL PLAIN.  Encourage using it!
 748                 // Unfortunately we don't know for sure if it's desired or functional.
 749                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Supported by network")));
 750                 ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 751                 break;
 752         }
 753     }
 754 }
 755
 756
 757 #ifdef HAVE_SSL
 758 void NetworksSettingsPage::sslUpdated()
 759 {
 760     if (_cid && !_cid->sslKey().isNull()) {
 761         ui.saslContents->setDisabled(true);
 762         ui.saslExtInfo->setHidden(false);
 763     } else {
 764         ui.saslContents->setDisabled(false);
 765         // Directly re-enabling causes the widgets to ignore the parent "Use SASL Authentication"
 766         // state to indicate whether or not it's disabled.  To workaround this, keep track of
 767         // whether or not "Use SASL Authentication" is enabled, then quickly uncheck/recheck the
 768         // group box.
 769         if (!ui.sasl->isChecked()) {
 770             // SASL is not enabled, uncheck/recheck the group box to re-disable saslContents.
 771             // Leaving saslContents disabled doesn't work as that prevents it from re-enabling if
 772             // sasl is later checked.
 773             ui.sasl->setChecked(true);
 774             ui.sasl->setChecked(false);
 775         }
 776         ui.saslExtInfo->setHidden(true);
 777     }
 778 }
 779 #endif
 780
 781
 782 /*** Network list ***/
 783
 784 void NetworksSettingsPage::on_networkList_itemSelectionChanged()
 785 {
 786     if (currentId != 0) {
 787         saveToNetworkInfo(networkInfos[currentId]);
 788     }
 789     if (ui.networkList->selectedItems().count()) {
 790         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 791         currentId = id;
 792         displayNetwork(id);
 793         ui.serverList->setCurrentRow(0);
 794     }
 795     else {
 796         currentId = 0;
 797     }
 798     setWidgetStates();
 799 }
 800
 801
 802 void NetworksSettingsPage::on_addNetwork_clicked()
 803 {
 804     QStringList existing;
 805     for (int i = 0; i < ui.networkList->count(); i++) existing << ui.networkList->item(i)->text();
 806     NetworkAddDlg dlg(existing, this);
 807     if (dlg.exec() == QDialog::Accepted) {
 808         NetworkInfo info = dlg.networkInfo();
 809         if (info.networkName.isEmpty())
 810             return;  // sanity check
 811
 812         NetworkId id;
 813         for (id = 1; id <= networkInfos.count(); id++) {
 814             widgetHasChanged();
 815             if (!networkInfos.keys().contains(-id.toInt())) break;
 816         }
 817         id = -id.toInt();
 818         info.networkId = id;
 819         info.identity = defaultIdentity();
 820         networkInfos[id] = info;
 821         QListWidgetItem *item = insertNetwork(info);
 822         ui.networkList->setCurrentItem(item);
 823         setWidgetStates();
 824     }
 825 }
 826
 827
 828 void NetworksSettingsPage::on_deleteNetwork_clicked()
 829 {
 830     if (ui.networkList->selectedItems().count()) {
 831         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 832         int ret = QMessageBox::question(this, tr("Delete Network?"),
 833             tr("Do you really want to delete the network \"%1\" and all related settings, including the backlog?").arg(networkInfos[netid].networkName),
 834             QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
 835         if (ret == QMessageBox::Yes) {
 836             currentId = 0;
 837             networkInfos.remove(netid);
 838             delete ui.networkList->takeItem(ui.networkList->row(ui.networkList->selectedItems()[0]));
 839             ui.networkList->setCurrentRow(qMin(ui.networkList->currentRow()+1, ui.networkList->count()-1));
 840             setWidgetStates();
 841             widgetHasChanged();
 842         }
 843     }
 844 }
 845
 846
 847 void NetworksSettingsPage::on_renameNetwork_clicked()
 848 {
 849     if (!ui.networkList->selectedItems().count()) return;
 850     QString old = ui.networkList->selectedItems()[0]->text();
 851     QStringList existing;
 852     for (int i = 0; i < ui.networkList->count(); i++) existing << ui.networkList->item(i)->text();
 853     NetworkEditDlg dlg(old, existing, this);
 854     if (dlg.exec() == QDialog::Accepted) {
 855         ui.networkList->selectedItems()[0]->setText(dlg.networkName());
 856         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 857         networkInfos[netid].networkName = dlg.networkName();
 858         widgetHasChanged();
 859     }
 860 }
 861
 862
 863 /*
 864 void NetworksSettingsPage::on_connectNow_clicked() {
 865   if(!ui.networkList->selectedItems().count()) return;
 866   NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 867   const Network *net = Client::network(id);
 868   if(!net) return;
 869   if(net->connectionState() == Network::Disconnected) net->requestConnect();
 870   else net->requestDisconnect();
 871 }
 872 */
 873
 874 /*** Server list ***/
 875
 876 void NetworksSettingsPage::on_serverList_itemSelectionChanged()
 877 {
 878     setWidgetStates();
 879 }
 880
 881
 882 void NetworksSettingsPage::on_addServer_clicked()
 883 {
 884     if (currentId == 0) return;
 885     ServerEditDlg dlg(Network::Server(), this);
 886     if (dlg.exec() == QDialog::Accepted) {
 887         networkInfos[currentId].serverList.append(dlg.serverData());
 888         displayNetwork(currentId);
 889         ui.serverList->setCurrentRow(ui.serverList->count()-1);
 890         widgetHasChanged();
 891     }
 892 }
 893
 894
 895 void NetworksSettingsPage::on_editServer_clicked()
 896 {
 897     if (currentId == 0) return;
 898     int cur = ui.serverList->currentRow();
 899     ServerEditDlg dlg(networkInfos[currentId].serverList[cur], this);
 900     if (dlg.exec() == QDialog::Accepted) {
 901         networkInfos[currentId].serverList[cur] = dlg.serverData();
 902         displayNetwork(currentId);
 903         ui.serverList->setCurrentRow(cur);
 904         widgetHasChanged();
 905     }
 906 }
 907
 908
 909 void NetworksSettingsPage::on_deleteServer_clicked()
 910 {
 911     if (currentId == 0) return;
 912     int cur = ui.serverList->currentRow();
 913     networkInfos[currentId].serverList.removeAt(cur);
 914     displayNetwork(currentId);
 915     ui.serverList->setCurrentRow(qMin(cur, ui.serverList->count()-1));
 916     widgetHasChanged();
 917 }
 918
 919
 920 void NetworksSettingsPage::on_upServer_clicked()
 921 {
 922     int cur = ui.serverList->currentRow();
 923     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 924     networkInfos[currentId].serverList.insert(cur-1, server);
 925     displayNetwork(currentId);
 926     ui.serverList->setCurrentRow(cur-1);
 927     widgetHasChanged();
 928 }
 929
 930
 931 void NetworksSettingsPage::on_downServer_clicked()
 932 {
 933     int cur = ui.serverList->currentRow();
 934     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 935     networkInfos[currentId].serverList.insert(cur+1, server);
 936     displayNetwork(currentId);
 937     ui.serverList->setCurrentRow(cur+1);
 938     widgetHasChanged();
 939 }
 940
 941
 942 void NetworksSettingsPage::on_editIdentities_clicked()
 943 {
 944     SettingsPageDlg dlg(new IdentitiesSettingsPage(this), this);
 945     dlg.exec();
 946 }
 947
 948
 949 void NetworksSettingsPage::on_saslStatusDetails_clicked()
 950 {
 951     if (ui.networkList->selectedItems().count()) {
 952         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 953         QString &netName = networkInfos[netid].networkName;
 954
 955         // If these strings are visible, one of the status messages wasn't detected below.
 956         QString saslStatusHeader = "[header unintentionally left blank]";
 957         QString saslStatusExplanation = "[explanation unintentionally left blank]";
 958
 959         // If true, show a warning icon instead of an information icon
 960         bool useWarningIcon = false;
 961
 962         // Determine which explanation to show
 963         switch (_saslStatusSelected) {
 964         case CapSupportStatus::Unknown:
 965             saslStatusHeader = tr("Could not check if SASL supported by network");
 966             saslStatusExplanation = tr("Quassel could not check if \"%1\" supports SASL.  This may "
 967                                        "be due to unsaved changes or an older Quassel core.  You "
 968                                        "can still try using SASL.").arg(netName);
 969             break;
 970         case CapSupportStatus::Disconnected:
 971             saslStatusHeader = tr("Cannot check if SASL supported when disconnected");
 972             saslStatusExplanation = tr("Quassel cannot check if \"%1\" supports SASL when "
 973                                        "disconnected.  Connect to the network, or try using SASL "
 974                                        "anyways.").arg(netName);
 975             break;
 976         case CapSupportStatus::MaybeUnsupported:
 977             saslStatusHeader = tr("SASL not currently supported by network");
 978             saslStatusExplanation = tr("The network \"%1\" does not currently support SASL.  "
 979                                        "However, support might be added later on.").arg(netName);
 980             useWarningIcon = true;
 981             break;
 982         case CapSupportStatus::MaybeSupported:
 983             saslStatusHeader = tr("SASL supported by network");
 984             saslStatusExplanation = tr("The network \"%1\" supports SASL.  In most cases, you "
 985                                        "should use SASL instead of NickServ identification."
 986                                        ).arg(netName);
 987             break;
 988         }
 989
 990         // Process this in advance for reusability below
 991         const QString saslStatusMsgTitle = tr("SASL support for \"%1\"").arg(netName);
 992         const QString saslStatusMsgText =
 993                 QString("<p><b>%1</b></p></br><p>%2</p></br><p><i>%3</i></p>"
 994                         ).arg(saslStatusHeader,
 995                               saslStatusExplanation,
 996                               tr("SASL is a standardized way to log in and identify yourself to "
 997                                  "IRC servers."));
 998
 999         if (useWarningIcon) {
1000             // Show as a warning dialog box
1001             QMessageBox::warning(this, saslStatusMsgTitle, saslStatusMsgText);
1002         } else {
1003             // Show as an information dialog box
1004             QMessageBox::information(this, saslStatusMsgTitle, saslStatusMsgText);
1005         }
1006     }
1007 }
1008
1009
1010 IdentityId NetworksSettingsPage::defaultIdentity() const
1011 {
1012     IdentityId defaultId = 0;
1013     QList<IdentityId> ids = Client::identityIds();
1014     foreach(IdentityId id, ids) {
1015         if (defaultId == 0 || id < defaultId)
1016             defaultId = id;
1017     }
1018     return defaultId;
1019 }
1020
1021
1022 /**************************************************************************
1023 * NetworkAddDlg
1024 *************************************************************************/
1025
1026 NetworkAddDlg::NetworkAddDlg(QStringList exist, QWidget *parent) : QDialog(parent), existing(std::move(exist))
1027 {
1028     ui.setupUi(this);
1029     ui.useSSL->setIcon(icon::get("document-encrypt"));
1030
1031     // Whenever useSSL is toggled, update the port number if not changed from the default
1032     connect(ui.useSSL, &QAbstractButton::toggled, this, &NetworkAddDlg::updateSslPort);
1033     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1034     // If useSSL is later changed to be checked by default, change port's default value, too.
1035
1036     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1037         // Synchronize requiring SSL with the use SSL checkbox
1038         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1039         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1040     } else {
1041         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1042         ui.sslVerify->setEnabled(false);
1043         ui.sslVerify->setChecked(false);
1044         // Split up the message to allow re-using translations:
1045         // [Original tool-tip]
1046         // [Bold 'does not support feature' message]
1047         // [Specific version needed and feature details]
1048         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3").arg(
1049                                        ui.sslVerify->toolTip(),
1050                                        tr("Your Quassel core does not support this feature"),
1051                                        tr("You need a Quassel core v0.13.0 or newer in order to "
1052                                           "verify connection security.")));
1053     }
1054
1055     // read preset networks
1056     QStringList networks = PresetNetworks::names();
1057     foreach(QString s, existing)
1058     networks.removeAll(s);
1059     if (networks.count())
1060         ui.presetList->addItems(networks);
1061     else {
1062         ui.useManual->setChecked(true);
1063         ui.usePreset->setEnabled(false);
1064     }
1065     connect(ui.networkName, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1066     connect(ui.serverAddress, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1067     connect(ui.usePreset, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1068     connect(ui.useManual, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1069     setButtonStates();
1070 }
1071
1072
1073 NetworkInfo NetworkAddDlg::networkInfo() const
1074 {
1075     if (ui.useManual->isChecked()) {
1076         NetworkInfo info;
1077         info.networkName = ui.networkName->text().trimmed();
1078         info.serverList << Network::Server(ui.serverAddress->text().trimmed(), ui.port->value(),
1079                                            ui.serverPassword->text(), ui.useSSL->isChecked(),
1080                                            ui.sslVerify->isChecked());
1081         return info;
1082     }
1083     else
1084         return PresetNetworks::networkInfo(ui.presetList->currentText());
1085 }
1086
1087
1088 void NetworkAddDlg::setButtonStates()
1089 {
1090     bool ok = false;
1091     if (ui.usePreset->isChecked() && ui.presetList->count())
1092         ok = true;
1093     else if (ui.useManual->isChecked()) {
1094         ok = !ui.networkName->text().trimmed().isEmpty() && !existing.contains(ui.networkName->text().trimmed())
1095              && !ui.serverAddress->text().isEmpty();
1096     }
1097     ui.buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
1098 }
1099
1100
1101 void NetworkAddDlg::updateSslPort(bool isChecked)
1102 {
1103     // "Use encrypted connection" was toggled, check the state...
1104     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1105         // Had been using the plain-text port, use the SSL default
1106         ui.port->setValue(Network::PORT_SSL);
1107     } else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1108         // Had been using the SSL port, use the plain-text default
1109         ui.port->setValue(Network::PORT_PLAINTEXT);
1110     }
1111 }
1112
1113
1114 /**************************************************************************
1115  * NetworkEditDlg
1116  *************************************************************************/
1117
1118 NetworkEditDlg::NetworkEditDlg(const QString &old, QStringList exist, QWidget *parent) : QDialog(parent), existing(std::move(exist))
1119 {
1120     ui.setupUi(this);
1121
1122     if (old.isEmpty()) {
1123         // new network
1124         setWindowTitle(tr("Add Network"));
1125         on_networkEdit_textChanged(""); // disable ok button
1126     }
1127     else ui.networkEdit->setText(old);
1128 }
1129
1130
1131 QString NetworkEditDlg::networkName() const
1132 {
1133     return ui.networkEdit->text().trimmed();
1134 }
1135
1136
1137 void NetworkEditDlg::on_networkEdit_textChanged(const QString &text)
1138 {
1139     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(text.isEmpty() || existing.contains(text.trimmed()));
1140 }
1141
1142
1143 /**************************************************************************
1144  * ServerEditDlg
1145  *************************************************************************/
1146 ServerEditDlg::ServerEditDlg(const Network::Server &server, QWidget *parent) : QDialog(parent)
1147 {
1148     ui.setupUi(this);
1149     ui.useSSL->setIcon(icon::get("document-encrypt"));
1150     ui.host->setText(server.host);
1151     ui.host->setFocus();
1152     ui.port->setValue(server.port);
1153     ui.password->setText(server.password);
1154     ui.useSSL->setChecked(server.useSsl);
1155     ui.sslVerify->setChecked(server.sslVerify);
1156     ui.sslVersion->setCurrentIndex(server.sslVersion);
1157     ui.useProxy->setChecked(server.useProxy);
1158     ui.proxyType->setCurrentIndex(server.proxyType == QNetworkProxy::Socks5Proxy ? 0 : 1);
1159     ui.proxyHost->setText(server.proxyHost);
1160     ui.proxyPort->setValue(server.proxyPort);
1161     ui.proxyUsername->setText(server.proxyUser);
1162     ui.proxyPassword->setText(server.proxyPass);
1163
1164     // This is a dirty hack to display the core->IRC SSL protocol dropdown
1165     // only if the core won't use autonegotiation to determine the best
1166     // protocol.  When autonegotiation was introduced, it would have been
1167     // a good idea to use the CoreFeatures enum to accomplish this.
1168     // However, since multiple versions have been released since then, that
1169     // is no longer possible.  Instead, we rely on the fact that the
1170     // Datastream protocol was introduced in the same version (0.10) as SSL
1171     // autonegotiation.  Because of that, we can display the dropdown only
1172     // if the Legacy protocol is in use.  If any other RemotePeer protocol
1173     // is in use, that means a newer protocol is in use and therefore the
1174     // core will use autonegotiation.
1175     if (Client::coreConnection()->peer()->protocol() != Protocol::LegacyProtocol) {
1176         ui.label_3->hide();
1177         ui.sslVersion->hide();
1178     }
1179
1180     // Whenever useSSL is toggled, update the port number if not changed from the default
1181     connect(ui.useSSL, &QAbstractButton::toggled, this, &ServerEditDlg::updateSslPort);
1182     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1183     // If useSSL is later changed to be checked by default, change port's default value, too.
1184
1185     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1186         // Synchronize requiring SSL with the use SSL checkbox
1187         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1188         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1189     } else {
1190         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1191         ui.sslVerify->setEnabled(false);
1192         ui.sslVerify->setChecked(false);
1193         // Split up the message to allow re-using translations:
1194         // [Original tool-tip]
1195         // [Bold 'does not support feature' message]
1196         // [Specific version needed and feature details]
1197         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3").arg(
1198                                        ui.sslVerify->toolTip(),
1199                                        tr("Your Quassel core does not support this feature"),
1200                                        tr("You need a Quassel core v0.13.0 or newer in order to "
1201                                           "verify connection security.")));
1202     }
1203
1204     on_host_textChanged();
1205 }
1206
1207
1208 Network::Server ServerEditDlg::serverData() const
1209 {
1210     Network::Server server(ui.host->text().trimmed(), ui.port->value(), ui.password->text(),
1211                            ui.useSSL->isChecked(), ui.sslVerify->isChecked());
1212     server.sslVersion = ui.sslVersion->currentIndex();
1213     server.useProxy = ui.useProxy->isChecked();
1214     server.proxyType = ui.proxyType->currentIndex() == 0 ? QNetworkProxy::Socks5Proxy : QNetworkProxy::HttpProxy;
1215     server.proxyHost = ui.proxyHost->text();
1216     server.proxyPort = ui.proxyPort->value();
1217     server.proxyUser = ui.proxyUsername->text();
1218     server.proxyPass = ui.proxyPassword->text();
1219     return server;
1220 }
1221
1222
1223 void ServerEditDlg::on_host_textChanged()
1224 {
1225     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(ui.host->text().trimmed().isEmpty());
1226 }
1227
1228
1229 void ServerEditDlg::updateSslPort(bool isChecked)
1230 {
1231     // "Use encrypted connection" was toggled, check the state...
1232     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1233         // Had been using the plain-text port, use the SSL default
1234         ui.port->setValue(Network::PORT_SSL);
1235     } else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1236         // Had been using the SSL port, use the plain-text default
1237         ui.port->setValue(Network::PORT_PLAINTEXT);
1238     }
1239 }
1240
1241
1242 /**************************************************************************
1243  * SaveNetworksDlg
1244  *************************************************************************/
1245
1246 SaveNetworksDlg::SaveNetworksDlg(const QList<NetworkInfo> &toCreate, const QList<NetworkInfo> &toUpdate, const QList<NetworkId> &toRemove, QWidget *parent) : QDialog(parent)
1247 {
1248     ui.setupUi(this);
1249
1250     numevents = toCreate.count() + toUpdate.count() + toRemove.count();
1251     rcvevents = 0;
1252     if (numevents) {
1253         ui.progressBar->setMaximum(numevents);
1254         ui.progressBar->setValue(0);
1255
1256         connect(Client::instance(), &Client::networkCreated, this, &SaveNetworksDlg::clientEvent);
1257         connect(Client::instance(), &Client::networkRemoved, this, &SaveNetworksDlg::clientEvent);
1258
1259         foreach(NetworkId id, toRemove) {
1260             Client::removeNetwork(id);
1261         }
1262         foreach(NetworkInfo info, toCreate) {
1263             Client::createNetwork(info);
1264         }
1265         foreach(NetworkInfo info, toUpdate) {
1266             const Network *net = Client::network(info.networkId);
1267             if (!net) {
1268                 qWarning() << "Invalid client network!";
1269                 numevents--;
1270                 continue;
1271             }
1272             // FIXME this only checks for one changed item rather than all!
1273             connect(net, &SyncableObject::updatedRemotely, this, &SaveNetworksDlg::clientEvent);
1274             Client::updateNetwork(info);
1275         }
1276     }
1277     else {
1278         qWarning() << "Sync dialog called without stuff to change!";
1279         accept();
1280     }
1281 }
1282
1283
1284 void SaveNetworksDlg::clientEvent()
1285 {
1286     ui.progressBar->setValue(++rcvevents);
1287     if (rcvevents >= numevents) accept();
1288 }